diff --git a/tools/build/MOAR_REVISION b/tools/build/MOAR_REVISION
index 3a99b4dd91..41df8e6ae6 100644
--- a/tools/build/MOAR_REVISION
+++ b/tools/build/MOAR_REVISION
@@ -1 +1 @@
-2018.04.1-121-gd634d24cf
+2018.05